PENTOGA ROAD over BRULE RIVER (Route: 0)
Num:4197x
Posted for load [P]
Built: 1924, Reconstructed: 1988
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0 Miles (0 Kilometers)

Bridge Type
Main Span(s): Steel [3] Truss - Thru [10]
Approach Span(s): Other [00]
Deck: Wood or Timber [8] with Wearing Surface: Wood or Timber [7]

Bridge Dimensions
Length: 19.5 m = 64.0 ft
Main Spans: 1 at 18.2 m = 59.7 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 4.9 m = 16.1 ft (1 Lanes) and Out-To-Out: 5.4 m = 17.7 ft for a 6.6 m = 21.7 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A

Location
Stambaugh [76080]: Iron County [071], Michigan [26]
Owned by County Highway Agency [02], DOT District: 1
2.5 MI S OF RD424 PENTOGA

Condition
Deck: Satisfactory [6]
Superstructure: Satisfactory [6]
Substructure: Good [7]
Loading
Design: MS 18+Mod / HS 20+Mod [6]
Operating: 21.1 metric ton = 23.2 tons (Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading [6])
Inventory: 12.6 metric ton = 13.9 tons (Load Factor (LF) rating reported by rating factor (RF) method using MS18 loading [6])

Appraisal
Structural: Meets minimum tolerable limits to be left in place as is [4]
Deck Geometry: Basically intolerable requiring high priority of corrrective action [3]
Road Alignment: Equal to present minimum criteria [6]
Waterway: Equal to present minimum criteria [6] and Countermeasures have been installed to mitigate an existing problem with scour. [7]
Inspections
Date: September 2020 [0920] and Frequency: 24

Future Work
Work Needed:
Bridge Detour: 0.6 km = 0.4 mi
Traffic
ADT: 3 (1994) and Trucks: 0%
Future ADT: 3 (In 2014 )

LRD PENTOGA RD over BRULE RIVER (Route: 0)
Num:P19001300000000x
Posted for load [P]
Built: 1930, Reconstructed: N/A [0000]
Historic: Bridge is not eligible for the NRHP. [5]

Google Streetview (If Available)

Rough Distance: 0 Miles (0 Kilometers)

Bridge Type
Main Span(s): Steel [3] Truss - Thru [10]
Approach Span(s): Other [00]
Deck: Wood or Timber [8] with Wearing Surface: Wood or Timber [7]

Bridge Dimensions
Length: 18.6 m = 61.0 ft
Main Spans: 1 at 18.3 m = 60.0 ft
Approach Spans: 0
Skew: 0
Width, Roadway: 4.9 m = 16.1 ft (1 Lanes) and Out-To-Out: 4.9 m = 16.1 ft for a 3.7 m = 12.1 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A

Location
Florence [26200]: Florence County [037], Wisconsin [55]
Owned by Town or Township Highway Agency [03], DOT District: 7
8.0M N JCT STH 70

Condition
Deck: Good [7]
Superstructure: Fair [5]
Substructure: Satisfactory [6]
Loading
Design:
Operating: 19.6 metric ton = 21.6 tons (Load Factor(LF) [1])
Inventory: 11.3 metric ton = 12.4 tons (Load Factor(LF) [1])

Appraisal
Structural: Meets minimum tolerable limits to be left in place as is [4]
Deck Geometry: Basically intolerable requiring high priority of corrrective action [3]
Road Alignment: Basically intolerable requiring high priority of corrrective action [3]
Waterway: Equal to present minimum criteria [6] and Bridge is scour critical; bridge foundations determined to be unstable. [3]
Inspections
Date: September 2020 [0920] and Frequency: 12

Future Work
Work Needed: Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Bridge Detour: 4.6 km = 2.9 mi
Traffic
ADT: 22 (2018) and Trucks: 0%
Future ADT: 24 (In 2039 )